Ports, Port Systems and Liner Networks

2018 ◽  
pp. 165-212
Keyword(s):  
2018 ◽  
Vol 5 (2) ◽  
pp. 127-132 ◽  
Author(s):  
Lyudmila V. Olkhova ◽  
Vladimir E. Popov

Background. Currently, vascular access is one of the most important aspects in specific and accompanying treatment of cancer patients regardless of their age and sex. Partially implanted venous catheters previously described by Hickman were widely applied all over the world. The introduction of completely implanted venous port-systems revolutionized health care delivery and improved the quality of life in patients with oncological diseases. A fully implanted venous port consists of a silicone catheter which distal tip is connected to a port tank implanted subcutaneously. Such a design allows providing safe and multiple adequate vascular accesses regardless of the patient’s clinical state.Case Report. We present a clinical case of a 10-year-old patient diagnosed with medulloblastoma of the cerebellopontine angle and the left cerebellar hemisphere. The case described spontaneous detachment of an implanted venous port catheter and its migration to the venous heart in a patient who underwent chemotherapy by venous access provided through implantation of the venous port.Conclusion. Our clinical case demonstrated a rare and potentially extremely dangerous noninfectious complication associated with the use of venous port-systems. Implanted systems require washing 1–2 times per month with heparinized solutions or solutions containing taurolidine when they are not used. Periodic chest radiographs can reveal integrity alterations of the system. Any implanted system should be removed when it is not used, or it should be monitored on a regular basis.


2004 ◽  
Vol 112 (03) ◽  
pp. 148-152
Author(s):  
O. Lindner ◽  
E. Klein ◽  
K. Franzke ◽  
R. Petzoldt ◽  
W. Burchert
Keyword(s):  
Type I ◽  

2011 ◽  
Vol 12 (4) ◽  
pp. 306-312 ◽  
Author(s):  
Ulf K.M. Teichgräber ◽  
Stephan Kausche ◽  
Sebastian N. Nagel

2000 ◽  
Vol 20 (03) ◽  
pp. 143-145
Author(s):  
H. D. Bruhn ◽  
F. Gieseler

SummaryCancer patients have additive risk factors for thrombosis especially if permanent central catheters (port systems) are used for the delivery of chemotherapy. In our hospital the rate of thrombotic complications is below 5% for cancer patients receiving chemotherapy via port systems. This is in contrast to clinical studies, which have shown that up to 60% of catheters acquire clots that obstruct more than 50% of the vascular lumen. It is reasonable to believe that complications arising from thrombotic catheter alterations, such as bacterial hosting or micro-emboli, are clinically underestimated. The identification of thrombotic alterations of permanent central venous catheters in cancer patients receiving chemotherapy is substantial for the estimation whether anticoagulation strategies should be used as prophylaxis.


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